775  
FZUS51 KBOX 101102  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
701 AM EDT FRI APR 10 2026  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-110000-  
701 AM EDT FRI APR 10 2026  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS  
 
LARGE HIGH PRES MOVES E OF THE WATERS TONIGHT AND FRI. A COLD FRONT  
CROSSES THE WATERS LATE FRI INTO EARLY SAT, FOLLOWED BY ANOTHER HIGH  
PRES BUILDING IN SAT NIGHT AND SUN. THIS HIGH WILL THEN SLIDE E OF  
THE WATERS SUN NIGHT, WITH A WARM FRONT MOVING ACROSS THE WATERS BY  
EARLY MON. A BACKDOOR FRONT WILL DROP S INTO NORTHERN NEW ENG TUE.  
 
 
 
ANZ250-110000-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE SATURDAY NIGHT...  
   
TODAY  
SW WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT THIS  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO  
5 FT THIS AFTERNOON.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT. SCATTERED SHOWERS AFTER MIDNIGHT.    
SAT  
NW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 5 FT.    
SAT NIGHT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 5 FT.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT.    
SUN NIGHT  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT. A CHANCE OF SHOWERS.    
MON AND MON NIGHT  
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO  
20 KT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.    
TUE  
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE NIGHT  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ251-110000-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE TONIGHT...  
   
TODAY  
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING S  
10 TO 15 KT WITH GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 2 TO  
3 FT.    
TONIGHT  
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. SCATTERED SHOWERS  
AFTER MIDNIGHT.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT.    
SAT NIGHT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT.    
SUN  
W WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT.    
SUN NIGHT  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
2 TO 4 FT. A CHANCE OF SHOWERS.    
MON AND MON NIGHT  
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO  
20 KT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.    
TUE  
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT.    
TUE NIGHT  
S WINDS 10 TO 15 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ231-110000-  
CAPE COD BAY-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE TONIGHT...  
   
TODAY  
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING S  
10 TO 15 KT WITH GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 2 TO  
4 FT. PATCHY FOG THIS MORNING WITH VSBY 1 TO 3 NM.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT. SCATTERED SHOWERS AFTER MIDNIGHT.    
SAT  
NW WINDS AROUND 15 KT, DIMINISHING TO AROUND 10 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. SCATTERED SHOWERS  
IN THE MORNING.    
SAT NIGHT  
NW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT.    
SUN  
NW WINDS AROUND 5 KT, BECOMING S WITH GUSTS UP TO 20 KT IN  
THE AFTERNOON. SEAS AROUND 2 FT.    
SUN NIGHT  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
INCREASING TO 15 TO 20 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.  
SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.    
MON  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. A CHANCE OF SHOWERS.    
MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT.    
TUE  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
TUE NIGHT  
S WINDS AROUND 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ254-110000-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE SATURDAY NIGHT...  
   
TODAY  
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT THIS  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. PATCHY FOG. VSBY  
1 NM OR LESS, INCREASING TO 1 TO 3 NM THIS AFTERNOON.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. PATCHY FOG. SCATTERED SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR  
LESS.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. PATCHY FOG IN THE MORNING. SCATTERED SHOWERS IN THE MORNING  
WITH VSBY 1 NM OR LESS.    
SAT NIGHT  
NW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 5 FT.    
SUN AND SUN NIGHT  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 3 TO 4 FT.    
MON AND MON NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT.  
SEAS 4 TO 6 FT.    
TUE  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
5 FT.    
TUE NIGHT  
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ255-110000-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
SATURDAY EVENING...  
   
TODAY  
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS  
UP TO 25 KT THIS AFTERNOON. SEAS 3 TO 5 FT. PATCHY FOG. VSBY 1 NM  
OR LESS, INCREASING TO 1 TO 3 NM THIS AFTERNOON.    
TONIGHT  
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. PATCHY FOG.  
SCATTERED SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR LESS.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. PATCHY FOG IN THE MORNING. SCATTERED SHOWERS IN THE MORNING  
WITH VSBY 1 NM OR LESS.    
SAT NIGHT  
NW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS  
3 TO 5 FT.    
SUN  
N WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS 2 TO  
4 FT.    
SUN NIGHT  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.  
SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT.    
MON  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
7 FT.    
MON NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
6 TO 9 FT.    
TUE  
SW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
TUE NIGHT  
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ256-110000-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
SATURDAY EVENING...  
   
TODAY  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH  
GUSTS UP TO 20 KT THIS AFTERNOON. SEAS 3 TO 5 FT. PATCHY FOG.  
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM THIS AFTERNOON.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. PATCHY FOG. SCATTERED SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR  
LESS.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W  
5 TO 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. SCATTERED SHOWERS IN  
THE MORNING.    
SAT NIGHT  
NW WINDS AROUND 10 KT, BECOMING N AFTER MIDNIGHT.  
SEAS 3 TO 5 FT.    
SUN AND SUN NIGHT  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 3 TO 5 FT.    
MON AND MON NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 5 TO 8 FT.    
TUE  
SW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ232-110000-  
NANTUCKET SOUND-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE TONIGHT...  
   
TODAY  
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, INCREASING  
TO 10 TO 15 KT WITH GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 2 TO  
3 FT. PATCHY FOG. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM THIS  
AFTERNOON.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
4 FT. PATCHY FOG. SCATTERED SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR  
LESS.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. SCATTERED SHOWERS IN THE MORNING.    
SAT NIGHT  
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
SUN AND SUN NIGHT  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 3 FT.    
MON AND MON NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 3 TO 5 FT.    
TUE AND TUE NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ233-110000-  
VINEYARD SOUND-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE TONIGHT...  
   
TODAY  
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, INCREASING  
TO 10 TO 15 KT WITH GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 2 TO  
4 FT. PATCHY DENSE FOG THIS MORNING. PATCHY FOG THIS AFTERNOON.  
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM THIS AFTERNOON.    
TONIGHT  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. PATCHY FOG. VSBY 1 NM OR LESS.    
SAT  
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE  
AFTERNOON. GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. SCATTERED SHOWERS  
IN THE MORNING.    
SAT NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
SUN  
NE WINDS AROUND 5 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT.    
SUN NIGHT  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.  
SEAS 2 TO 4 FT.    
MON AND MON NIGHT  
SW WINDS 25 TO 30 KT, DIMINISHING TO 20 TO  
25 KT. SEAS 4 TO 6 FT.    
TUE AND TUE NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ234-110000-  
BUZZARDS BAY-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE TONIGHT...  
   
TODAY  
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, INCREASING  
TO 10 TO 15 KT WITH GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 2 TO  
4 FT. PATCHY DENSE FOG THIS MORNING. PATCHY FOG THIS AFTERNOON.  
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM THIS AFTERNOON.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. PATCHY FOG. VSBY 1 TO 3 NM, DECREASING TO 1 NM OR LESS  
AFTER MIDNIGHT.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. SCATTERED SHOWERS IN THE MORNING.    
SAT NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
SUN  
NW WINDS AROUND 5 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT  
IN THE AFTERNOON.    
SUN NIGHT  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.  
SEAS 2 TO 4 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
MON AND MON NIGHT  
SW WINDS 25 TO 30 KT, DIMINISHING TO 20 TO  
25 KT. SEAS 3 TO 5 FT.    
TUE AND TUE NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ235-110000-  
RHODE ISLAND SOUND-  
701 AM EDT FRI APR 10 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
LATE TONIGHT...  
   
TODAY  
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, INCREASING  
TO 10 TO 15 KT WITH GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 2 TO  
4 FT. PATCHY FOG. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM THIS  
AFTERNOON.    
TONIGHT  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. PATCHY FOG. VSBY 1 NM OR LESS.    
SAT  
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE  
AFTERNOON. GUSTS UP TO 20 KT. SEAS 2 TO 4 FT. SCATTERED SHOWERS  
IN THE MORNING.    
SAT NIGHT  
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
SUN AND SUN NIGHT  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 4 FT.    
MON  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT.    
MON NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 7 FT.    
TUE AND TUE NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT.  
SEAS 3 TO 5 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ237-110000-  
BLOCK ISLAND SOUND-  
701 AM EDT FRI APR 10 2026  
   
TODAY  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH  
GUSTS UP TO 20 KT THIS AFTERNOON. SEAS 2 TO 4 FT. PATCHY FOG.  
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM THIS AFTERNOON.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
4 FT. PATCHY FOG. VSBY 1 TO 3 NM, DECREASING TO 1 NM OR LESS  
AFTER MIDNIGHT.    
SAT  
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE  
AFTERNOON. GUSTS UP TO 20 KT. SEAS 3 TO 4 FT. SCATTERED SHOWERS  
IN THE MORNING.    
SAT NIGHT  
N WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.    
SUN AND SUN NIGHT  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT.    
MON AND MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 4 TO 6 FT.    
TUE AND TUE NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ230-110000-  
BOSTON HARBOR-  
701 AM EDT FRI APR 10 2026  
   
TODAY  
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT THIS  
AFTERNOON. GUSTS UP TO 25 KT. WAVES AROUND 2 FT.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES  
AROUND 2 FT. SCATTERED SHOWERS AFTER MIDNIGHT.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES AROUND  
2 FT.    
SAT NIGHT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT.    
SUN  
W WINDS AROUND 5 KT, BECOMING S WITH GUSTS UP TO 20 KT IN  
THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT IN THE  
AFTERNOON.    
SUN NIGHT  
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS.    
MON AND MON NIGHT  
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO  
20 KT. GUSTS UP TO 30 KT. WAVES AROUND 2 FT. A CHANCE OF SHOWERS.   
TUE  
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.    
TUE NIGHT  
S WINDS AROUND 10 KT. WAVES 1 FOOT OR LESS. A CHANCE  
OF SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
ANZ236-110000-  
NARRAGANSETT BAY-  
701 AM EDT FRI APR 10 2026  
   
TODAY  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT THIS  
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT. PATCHY FOG THIS  
AFTERNOON WITH VSBY 1 TO 3 NM.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES  
2 TO 3 FT. PATCHY FOG. VSBY 1 TO 3 NM.    
SAT  
NW WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO  
3 FT. SCATTERED SHOWERS IN THE MORNING.    
SAT NIGHT  
N WINDS 5 TO 10 KT. WAVES AROUND 2 FT.   
SUN  
N WINDS AROUND 5 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. WAVES AROUND 2 FT.    
SUN NIGHT  
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS  
AFTER MIDNIGHT.    
MON THROUGH TUE  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
WAVES 2 TO 4 FT.    
TUE NIGHT  
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
 
 
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